@article {MR2195345,
	title = {Enhanced RFB method},
	journal = {Numer. Math.},
	volume = {101},
	number = {2},
	year = {2005},
	pages = {273{\textendash}308},
	issn = {0029-599X},
	doi = {10.1007/s00211-005-0620-7},
	url = {https://doi.org/10.1007/s00211-005-0620-7},
	author = {Andrea Cangiani and S{\"u}li, Endre}
}
